html {
	font-size: 100px;
}

body {
	font-size: 16px;
	font-family: PingFang SC, Lantinghei SC, Microsoft Yahei, Hiragino Sans GB, Microsoft Sans Serif, WenQuanYi Micro Hei, sans-serif;
	color: #333;
}

body,
input,
button {
	margin: 0;
	padding: 0;
}

input,
button {
	border: 0;
}